Name

conical compression spring heavy duty compression springs industrial compression springs

Equipments&facilities

CNC machine,Grinding machine,Stamping machines,

punching machines,welding machine, cutting

machine,bending machine,electro-discharge machine,

wire-EDM,lathing machine, trapping machine, automatic sand-blasting machine,laser engraving machine, hairline machine, automatic spray line etc.

Laboratory examine equipment

Coordinate measuring machine, XRF, Technical projector, Salt spray tester, HTHH test, Abrasion tester etc.

Quality control

Strict quality control system, including IQC,IPQC,FQC,OQC

Manufacture Process

Design moulds→ Confirm samples→ Purchase material→ Blanking→ Punching→ Welding/bending→ Forming→ Surface treatment→ 100% Inspection→ assemble products→ Package

Material

Spring steel,65Mn,60Si2Mn
stainless steel 201,301,304,316,603
Brass,bronze,SECC,SPCC,aluminum,aluminum alloy, stainless steel, zinc alloy, nitinol,titaniumtim etc.

Surface treatment

Galvanize,Zinc,Nickel,Chrome plating, electrophoresis,painting,CNC milling, laser engraving& laser welding, sand-blasting, polishing, hairline brushing, spraying, anodizing, diamond cutting & high bright, printing, electro-deposition etc.